7527420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 25159680

約数和(自身を除く): 17632260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 71, 76, 90, 93, 95, 114, 124, 142, 155, 171, 180, 186, 190, 213, 228, 279, 284, 285, 310, 342, 355, 372, 380, 426, 465, 558, 570, 589, 620, 639, 684, 710, 852, 855, 930, 1065, 1116, 1140, 1178, 1278, 1349, 1395, 1420, 1710, 1767, 1860, 2130, 2201, 2356, 2556, 2698, 2790, 2945, 3195, 3420, 3534, 4047, 4260, 4402, 5301, 5396, 5580, 5890, 6390, 6603, 6745, 7068, 8094, 8804, 8835, 10602, 11005, 11780, 12141, 12780, 13206, 13490, 16188, 17670, 19809, 20235, 21204, 22010, 24282, 26412, 26505, 26980, 33015, 35340, 39618, 40470, 41819, 44020, 48564, 53010, 60705, 66030, 79236, 80940, 83638, 99045, 106020, 121410, 125457, 132060, 167276, 198090, 209095, 242820, 250914, 376371, 396180, 418190, 501828, 627285, 752742, 836380, 1254570, 1505484, 1881855, 2509140, 3763710, 7527420]

約数ペア:

[(1, 7527420), (2, 3763710), (3, 2509140), (4, 1881855), (5, 1505484), (6, 1254570), (9, 836380), (10, 752742), (12, 627285), (15, 501828), (18, 418190), (19, 396180), (20, 376371), (30, 250914), (31, 242820), (36, 209095), (38, 198090), (45, 167276), (57, 132060), (60, 125457), (62, 121410), (71, 106020), (76, 99045), (90, 83638), (93, 80940), (95, 79236), (114, 66030), (124, 60705), (142, 53010), (155, 48564), (171, 44020), (180, 41819), (186, 40470), (190, 39618), (213, 35340), (228, 33015), (279, 26980), (284, 26505), (285, 26412), (310, 24282), (342, 22010), (355, 21204), (372, 20235), (380, 19809), (426, 17670), (465, 16188), (558, 13490), (570, 13206), (589, 12780), (620, 12141), (639, 11780), (684, 11005), (710, 10602), (852, 8835), (855, 8804), (930, 8094), (1065, 7068), (1116, 6745), (1140, 6603), (1178, 6390), (1278, 5890), (1349, 5580), (1395, 5396), (1420, 5301), (1710, 4402), (1767, 4260), (1860, 4047), (2130, 3534), (2201, 3420), (2356, 3195), (2556, 2945), (2698, 2790)]